Home / 448,971.72-619,584.66-245,024.28

Finding the Fourth Proportional to 448,971.72, 619,584.66 and 245,024.28

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Solution

The fourth proportional to 448,971.72, 619,584.66 and 245,024.28 is: 338,135.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,971.72 : 619,584.66 = 245,024.28 : x
  2. Step 2: Convert to fraction form
    448,971.72/619,584.66 = 245,024.28/x
  3. Step 3: Cross multiply
    448,971.72x = 619,584.66 × 245,024.28
  4. Step 4: Simplify right side
    448,971.72x = 151,813,285,215.55
  5. Step 5: Solve for x
    x = 151,813,285,215.55/448,971.72
  6. Step 6: Final answer
    x = 338,135.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.